The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 19, 2012
Filed:
Aug. 25, 2010
William M. Christman, Jr., Hixson, TN (US);
William M. Christman, Jr., Hixson, TN (US);
Card-Monroe Corp., Chattanooga, TN (US);
Abstract
A yarn feed system, enabling the control of individual yarns to the needles of a tufting machine, and which system can be manufactured as a substantially standardized unit or attachment that can be removably mounted to a tufting machine. The yarn feed unit includes a series of yarn feed devices each including a drive motor for feeding one or more selected yarns to the needles of the tufting machine, and a series of yarn feed controllers integrated with each yarn feed drive motor for monitoring and controlling the operation of the yarn feed devices to control the feeding of the yarns to the needles according to programmed pattern instructions.